Combination structure of a protective cover, cup structure and m

Details Combination structure of a protective cover, cup structure and m Combination structure of a protective cover, cup structure and m

1995-01-27

1996-07-16

Look, Edward K.

Lubrication

Lubricators

Force feed

184 552, 220402, 220408, 261 721, 261 781, F16N 734

Patent

active

055358519

ABSTRACT:
A combination of a protective cover, a cup structure and a machine body of an air pressure adjusting device, having a resilient pad on a bottom face of the protective cover, and the cup body is mounted within the cover. An external wall of the cup body and the inner wall of the protective cover are engaged with each other by a protruding strip engaging a guiding slot, and a protrusion extending into a positioning hole. The external bottom face of the cup body is provided with a protrusion extending into a hole in the protective cover.

REFERENCES:
patent: 1750070 (1930-03-01), Tuttle
patent: 3087645 (1963-04-01), Eddy et al.
patent: 3905511 (1975-09-01), Groendal
patent: 4735288 (1988-04-01), Uematsu et al.

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